Alex e Debora wrote:
>
> One solution that has been presented here a long time ago, I liked for its
> simplicity and added safety.
>
> Somebody had simply put an overcentering hook on the door sill, which after
> closing the door would be engaged on a small ridge on the door, or vice
> versa.
>
> Lightweight, easy to do and it provides a very good second locking of the
> door preventing the door from opening in flight, should the standard locking
> mechanism fail.
>
> Alex
Alex
that's what I was trying to describe, Mal McLure's solution. There's
enough spring in the doors to allow easy latching and when the shoot
bolts are in it is locked. I have seen doors flex and suck out my shirt
sleeve when fresh air vents were opened
Graham
|